如图,在
中,
,
和
的平分线交于点
,得
,
和
的平分线交于点
,得
,…,
和
的平分线交于点
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c918a22549848476f8e45c56b2314443.png)
______ 度.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5b8b98b2f83279a49e94d9f48c5e6f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d39b8d91afc34e4a9b0fdbb6bafb9087.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdb8eca20ce2c918ea4034ea15210c7f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cd3ad5297dc83de7f5591b31c5f5e59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74036e4adc6507fe736dced0ea653576.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1189af2f5f84a64ba3836f1df1e9080d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3b9e816b14051f785aa5aae72b8eed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29c79a50a42b539b28eaf9a47094398f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08bfc278eeb85136e18ff7ccad0646c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f3fe31af72de4ef6808fe68dadd2eaf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb23814c40a4929a6483d60a413968da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c918a22549848476f8e45c56b2314443.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/22/1b0ac52e-e44c-4b2b-9b18-3c3d6083ff4e.png?resizew=162)
更新时间:2023-02-13 18:53:20
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【推荐1】如图,OP、OQ分别是
、
的平分线,如果
,且
,那么![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed340f4e23f452abc0caa29078784d0f.png)
________
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d7b2fe01a33c4825f9974ed9663a99c.png)
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填空题
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较易
(0.85)
【推荐1】如图,可以发现:
![](https://img.xkw.com/dksih/QBM/2021/8/18/2788858303324160/2788908874194944/STEM/a2333bdb-658c-4603-a9c2-99c9fa0ec408.png?resizew=238)
每一个三角形都有________ 个外角;
每一个顶点相对应的外角都有__________ 个;
每个外角与相应的内角是_________ ;
由三角形内角和定理,可以推出三角形的外角_________ 与它不相邻的两个内角的和.
![](https://img.xkw.com/dksih/QBM/2021/8/18/2788858303324160/2788908874194944/STEM/a2333bdb-658c-4603-a9c2-99c9fa0ec408.png?resizew=238)
每一个三角形都有
每一个顶点相对应的外角都有
每个外角与相应的内角是
由三角形内角和定理,可以推出三角形的外角
您最近一年使用:0次